Question: When was the Human Development Index recorded as 0.827 for Argentina?
Paraphrase: When the Human Development Index was recorded at 0.827 for Argentina, what was the date?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q414 p:P1081 ?s . ?s ps:P1081 ?x filter(contains(?x , '0.827')) . ?s pq:P585 ?value}